lkml.org 
[lkml]   [2018]   [Aug]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:perf/urgent] perf annotate: Add PERCENT_PERIOD_GLOBAL percent value
Commit-ID:  e58684df912906d944967e2ce0f3ed5d5140d1e5
Gitweb: https://git.kernel.org/tip/e58684df912906d944967e2ce0f3ed5d5140d1e5
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Sat, 4 Aug 2018 15:05:12 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 8 Aug 2018 15:55:49 -0300

perf annotate: Add PERCENT_PERIOD_GLOBAL percent value

Adding and computing global period percent value for annotation line.
Storing it in struct annotation_data percent array under new
PERCENT_PERIOD_GLOBAL index.

At the moment it's not displayed, it's coming in following patches.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/20180804130521.11408-12-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/annotate.c | 3 +++
tools/perf/util/annotate.h | 1 +
2 files changed, 4 insertions(+)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index b37e8cc18668..e890164592b0 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1783,6 +1783,9 @@ static void calc_percent(struct sym_hist *sym_hist,

if (sym_hist->period)
data->percent[PERCENT_PERIOD_LOCAL] = 100.0 * period / sym_hist->period;
+
+ if (hists->stats.total_period)
+ data->percent[PERCENT_PERIOD_GLOBAL] = 100.0 * period / hists->stats.total_period;
}

static void annotation__calc_percent(struct annotation *notes,
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 890b6869caa9..48fe2aa6b5a8 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -105,6 +105,7 @@ enum {
PERCENT_HITS_LOCAL,
PERCENT_HITS_GLOBAL,
PERCENT_PERIOD_LOCAL,
+ PERCENT_PERIOD_GLOBAL,
PERCENT_MAX,
};

\
 
 \ /
  Last update: 2018-08-18 13:32    [W:0.246 / U:0.072 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site